The Omron CS1W-BC102 Programmable Logic Controller (PLC) is a Backplane Unit for CS1 CPU Racks featuring 10 I/O module slots. It provides dependable mechanical mounting and stable electrical connectivity for large-scale control systems. Built to maintain low-noise signal transmission, it ensures reliable communication between installed modules. This rack supports flexible configuration for multi-slot PLC installations while preserving overall system stability. Ideal for applications requiring numerous I/O points, it allows scalable and consistent rack expansion. Manufactured by Omron, part of the Omron Programmable Logic Controller family, available under the Omron CS1W Series.